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Node.js URL() Method	18 Aug, 2020 The ‘url’ module provides utilities for URL resolution and parsing. The getters and setters implement the properties of URL objects on the class prototype, and the URL class is available on the global object. The new URL() (Added in v7.0.0, v6.13.0) method is an inbuilt application programming interface of...	[ { "code": null, "e": 28, "s": 0, "text": "\n18 Aug, 2020" }, { "code": null, "e": 237, "s": 28, "text": "The ‘url’ module provides utilities for URL resolution and parsing. The getters and setters implement the properties of URL objects on the class prototype, and the URL class i...
Thread hardware_concurrency() function in C++	30 Oct, 2018 Thread::hardware_concurrency is an in-built function in C++ std::thread. It is an observer function which means it observes a state and then returns the corresponding output. This function returns the number of concurrent threads supported by the available hardware implementation. This value might not alwa...	[ { "code": null, "e": 28, "s": 0, "text": "\n30 Oct, 2018" }, { "code": null, "e": 351, "s": 28, "text": "Thread::hardware_concurrency is an in-built function in C++ std::thread. It is an observer function which means it observes a state and then returns the corresponding output. ...
How to Change the Color of Status Bar in an Android App?	23 Feb, 2021 A Status Bar in Android is an eye-catching part of the screen, all of the notification indication, battery life, time, connection strength, and plenty of things shows here. An Android user may look at a status bar multiple times while using an Android application. It is a very essential part of the design ...	[ { "code": null, "e": 54, "s": 26, "text": "\n23 Feb, 2021" }, { "code": null, "e": 735, "s": 54, "text": "A Status Bar in Android is an eye-catching part of the screen, all of the notification indication, battery life, time, connection strength, and plenty of things shows here. A...
JavaScript Logical AND assignment (&&=) Operator	25 Feb, 2021 This operator is represented by x &&= y, and it is called the logical AND assignment operator. It assigns the value of y into x only if x is a truthy value. We use this operator x &&= y like this. Now break this expression into two parts, x && (x = y). If the value of x is truth, then the statement (x = y...	[ { "code": null, "e": 28, "s": 0, "text": "\n25 Feb, 2021" }, { "code": null, "e": 185, "s": 28, "text": "This operator is represented by x &&= y, and it is called the logical AND assignment operator. It assigns the value of y into x only if x is a truthy value." }, { "cod...
How To Code A Fair Coin Flip In Python — Regina Of Tech \| by ReginaOfTech \| Towards Data Science	To master anything, you need to start at the beginning, understanding the basics. Coding a fair coin flip is kind of a right of passage when it comes to python. It seems like a simple project, but it can be done in many different ways. You may even get an insight into your coding habits. Being able to critique your cod...	[ { "code": null, "e": 624, "s": 172, "text": "To master anything, you need to start at the beginning, understanding the basics. Coding a fair coin flip is kind of a right of passage when it comes to python. It seems like a simple project, but it can be done in many different ways. You may even get an...
Java Constructors	A constructor in Java is a special method that is used to initialize objects. The constructor is called when an object of a class is created. It can be used to set initial values for object attributes: Create a constructor: // Create a Main class public class Main { int x; // Create a class attribute // Create ...	[ { "code": null, "e": 204, "s": 0, "text": "A constructor in Java is a special method that is used to initialize objects. \nThe constructor is called when an object of a class is created. It can be used to \nset initial values for object attributes:" }, { "code": null, "e": 226, "s": ...
Brand Identity & Positioning	In today’s market, the customer has a very wide choice of products. When it comes to brands, he chooses brands but he tends to compare the products of different brands. Products increase customer’s choice whereas brands simplify decision making. To influence the customer’s buying decision and to get hold of the competi...	[ { "code": null, "e": 2436, "s": 2050, "text": "In today’s market, the customer has a very wide choice of products. When it comes to brands, he chooses brands but he tends to compare the products of different brands. Products increase customer’s choice whereas brands simplify decision making. To infl...
Previous greater element - GeeksforGeeks	13 May, 2021 Given an array of distinct elements, find previous greater element for every element. If previous greater element does not exist, print -1.Examples: Input : arr[] = {10, 4, 2, 20, 40, 12, 30} Output : -1, 10, 4, -1, -1, 40, 40 Input : arr[] = {10, 20, 30, 40} Output : -1, -1, -1, -1 Inpu...	[ { "code": null, "e": 24742, "s": 24714, "text": "\n13 May, 2021" }, { "code": null, "e": 24893, "s": 24742, "text": "Given an array of distinct elements, find previous greater element for every element. If previous greater element does not exist, print -1.Examples: " }, { ...
How to find left position of element in horizontal scroll container using jQuery?	To find the left position of element in horizontal scroll container using jQuery, use the animate() function with the scrollLeft() function. You can try to run the following code to learn how to find left position of an element in horizontal scroll container: Live Demo <!DOCTYPE html> <html> <head> <script src="https:/...	[ { "code": null, "e": 1203, "s": 1062, "text": "To find the left position of element in horizontal scroll container using jQuery, use the animate() function with the scrollLeft() function." }, { "code": null, "e": 1322, "s": 1203, "text": "You can try to run the following code to ...
Topological Sorting	The topological sorting for a directed acyclic graph is the linear ordering of vertices. For every edge U-V of a directed graph, the vertex u will come before vertex v in the ordering. As we know that the source vertex will come after the destination vertex, so we need to use a stack to store previous elements. After c...	[ { "code": null, "e": 1247, "s": 1062, "text": "The topological sorting for a directed acyclic graph is the linear ordering of vertices. For every edge U-V of a directed graph, the vertex u will come before vertex v in the ordering." }, { "code": null, "e": 1446, "s": 1247, "text"...
3Sum Closest in C++	Suppose we have an array nums with n integers and one target. We have to find three integers in nums such that the sum is closest to the target. We will return the sum of the three integers. We can take one assumption that each input would have exactly one solution. So if the given array is like [-1,2,1,-4] and the tar...	[ { "code": null, "e": 1463, "s": 1062, "text": "Suppose we have an array nums with n integers and one target. We have to find three integers in nums such that the sum is closest to the target. We will return the sum of the three integers. We can take one assumption that each input would have exactly ...
Find the sum of the all amicable numbers up to N - GeeksforGeeks	02 Jun, 2021 Given a number N. FInd the sum of he all amicable numbers up to N. If A and B are Amicable pairs (Two numbers are amicable if the first is equal to the sum of divisors of the second) then A and B are called as Amicable numbers. Examples: Input : 284 Output : 504 Explanation : 220 and 284 are two amicable...	[ { "code": null, "e": 25022, "s": 24994, "text": "\n02 Jun, 2021" }, { "code": null, "e": 25262, "s": 25022, "text": "Given a number N. FInd the sum of he all amicable numbers up to N. If A and B are Amicable pairs (Two numbers are amicable if the first is equal to the sum of divi...
Download Email Attachment from Microsoft Exchange Web Services Automatically \| by Joshua Yeung \| Towards Data Science	Did you need to download email attachments regularly? Do you want to automate this boring process? I know that feel bro. When I first come to my job, I was assigned a daily task: download the attached report from the email sent to our team every day. It’s not a difficult task, but it’s extremely boring and I often forg...	[ { "code": null, "e": 505, "s": 172, "text": "Did you need to download email attachments regularly? Do you want to automate this boring process? I know that feel bro. When I first come to my job, I was assigned a daily task: download the attached report from the email sent to our team every day. It’s...
Fragment Tutorial with Example in Android Studio?	This example demonstrate about Fragment Tutorial with Example in Android Studio Step 1 − Create a new project in Android Studio, go to File ⇒ New Project and fill all required details to create a new project. Step 2 − Add the following code to res/layout/activity_main.xml. <?xml version = "1.0" encoding = "utf-8"?> <Li...	[ { "code": null, "e": 1142, "s": 1062, "text": "This example demonstrate about Fragment Tutorial with Example in Android Studio" }, { "code": null, "e": 1271, "s": 1142, "text": "Step 1 − Create a new project in Android Studio, go to File ⇒ New Project and fill all required detail...
How to insert a Python tuple in a MySQL database?	Assuming that MySQL database named as test is present on server and a table named employee is also created. The table has five fields fname, lname, age, gender, and salary. A tuple object containing data of a record is defined as t1=('Mac', 'Mohan', 20, 'M', 2000) To establish interface between MySQL and Python 3, you...	[ { "code": null, "e": 1235, "s": 1062, "text": "Assuming that MySQL database named as test is present on server and a table named employee is also created. The table has five fields fname, lname, age, gender, and salary." }, { "code": null, "e": 1292, "s": 1235, "text": "A tuple o...
Exploring Moving Averages to Build Trend Following Strategies in Python \| by Runar Aadnesen Østhaug \| Towards Data Science	“Buy low, sell high” is a common goal everyone in finance wants to achieve. This however is more difficult than appears, since we don’t know where the top or bottom will be. We only know where we are right now, and where we have been. Many investors that sit and wait for the next recession in order to get a good entry ...	[ { "code": null, "e": 682, "s": 172, "text": "“Buy low, sell high” is a common goal everyone in finance wants to achieve. This however is more difficult than appears, since we don’t know where the top or bottom will be. We only know where we are right now, and where we have been. Many investors that ...
How to concatenate fields in MySQL?	To concatenate fields in MySQL, you can use GROUP_CONCAT() along with GROUP BY. Let us first create a table − mysql> create table DemoTable ( StudentId int NOT NULL AUTO_INCREMENT PRIMARY KEY, StudentName varchar(30), StudentScore int ); Query OK, 0 rows affected (0.51 sec) Insert records in the table us...	[ { "code": null, "e": 1172, "s": 1062, "text": "To concatenate fields in MySQL, you can use GROUP_CONCAT() along with GROUP BY. Let us first create a table −" }, { "code": null, "e": 1352, "s": 1172, "text": "mysql> create table DemoTable\n (\n StudentId int NOT NULL AUTO_INCR...
A Guide To Interpretable Machine Learning— Part 1 \| by Abhijit Roy \| Towards Data Science	Machine learning models are becoming popular at a huge rate currently. They are now being used to solve various problems in various fields. At this point of increasing popularity and consequently, importance in our daily lives, there is a silent hazard, that is also very important to take care of now: the interpretabil...	[ { "code": null, "e": 527, "s": 172, "text": "Machine learning models are becoming popular at a huge rate currently. They are now being used to solve various problems in various fields. At this point of increasing popularity and consequently, importance in our daily lives, there is a silent hazard, t...
C# program to check for a string that contains all vowels	To check for all vowels, firstly set the condition to check − string res = str.Where(chk =< "aeiouAEIOU".Contains(chk)).Distinct(); Above, we have used the string − string str = "the quick brown fox jumps over the lazy dog"; Now, using the Any() method checks whether the string has any vowels or not − if(!res.Any()) Co...	[ { "code": null, "e": 1124, "s": 1062, "text": "To check for all vowels, firstly set the condition to check −" }, { "code": null, "e": 1194, "s": 1124, "text": "string res = str.Where(chk =< \"aeiouAEIOU\".Contains(chk)).Distinct();" }, { "code": null, "e": 1227, "...
Kill Process in C++	Suppose we have n processes, here each process has a unique id called PID or process id and its PPID (parent process id) is also there. Each process only has one parent process, but may have one or more child processes. This is just like a tree structure. Only one process has the PPID = 0, which means this process has ...	[ { "code": null, "e": 1198, "s": 1062, "text": "Suppose we have n processes, here each process has a unique id called PID or process id and its PPID (parent process id) is also there." }, { "code": null, "e": 1282, "s": 1198, "text": "Each process only has one parent process, but ...
Check whether a given matrix is orthogonal or not - GeeksforGeeks	18 Aug, 2021 We are given a matrix, we need to check whether it is an orthogonal matrix or not. An orthogonal matrix is a square matrix and satisfies the following condition: A*At = I Examples : Input: 1 0 0 0 1 0 0 0 1 Output: Yes Given Matrix is an orthogonal matrix. When we multiply it with its ...	[ { "code": null, "e": 24638, "s": 24610, "text": "\n18 Aug, 2021" }, { "code": null, "e": 24801, "s": 24638, "text": "We are given a matrix, we need to check whether it is an orthogonal matrix or not. An orthogonal matrix is a square matrix and satisfies the following condition: "...
T-SQL - Sub-Queries	A sub-query or Inner query or Nested query is a query within another SQL Server query and embedded within the WHERE clause. A sub query is used to return data that will be used in the main query as a condition to further restrict the data to be retrieved. Sub queries can be used with the SELECT, INSERT, UPDATE, and DEL...	[ { "code": null, "e": 2316, "s": 2060, "text": "A sub-query or Inner query or Nested query is a query within another SQL Server query and embedded within the WHERE clause. A sub query is used to return data that will be used in the main query as a condition to further restrict the data to be retrieve...
Functional Programming - Polymorphism	Polymorphism, in terms of programming, means reusing a single code multiple times. More specifically, it is the ability of a program to process objects differently depending on their data type or class. Polymorphism is of two types − Compile-time Polymorphism − This type of polymorphism can be achieved using method ove...	[ { "code": null, "e": 2024, "s": 1821, "text": "Polymorphism, in terms of programming, means reusing a single code multiple times. More specifically, it is the ability of a program to process objects differently depending on their data type or class." }, { "code": null, "e": 2055, "s"...
How to call a JavaScript function from an onClick event?	The onClick event is the most frequently used event type, which occurs when a user clicks the left button of the mouse. You can put your validation, warning etc., against this event type. You can try to run the following code to call a JavaScript function from an onClick event Live Demo <html> <head> <script> ...	[ { "code": null, "e": 1250, "s": 1062, "text": "The onClick event is the most frequently used event type, which occurs when a user clicks the left button of the mouse. You can put your validation, warning etc., against this event type." }, { "code": null, "e": 1340, "s": 1250, "te...
Count unset bits of a number in C++	We are given an integer number let’s say, num and the task is to firstly calculate the binary digit of a number and then calculate the total unset bits of a number. Unset bits in a binary number is represented by 0. Whenever we calculate the binary number of an integer value then it is formed as the combination of 0’s ...	[ { "code": null, "e": 1227, "s": 1062, "text": "We are given an integer number let’s say, num and the task is to firstly calculate the binary digit of a number and then calculate the total unset bits of a number." }, { "code": null, "e": 1459, "s": 1227, "text": "Unset bits in a b...
What is if/then directives for debug vs release in C#?	In Visual Studio Debug mode and Release mode are different configurations for building your .Net project. Select the Debug mode for debugging step by step their .Net project and select the Release mode for the final build of Assembly file (.dll or .exe). To change the build configuration − From the Build menu, select C...	[ { "code": null, "e": 1168, "s": 1062, "text": "In Visual Studio Debug mode and Release mode are different configurations for\nbuilding your .Net project." }, { "code": null, "e": 1317, "s": 1168, "text": "Select the Debug mode for debugging step by step their .Net project and sel...
How to get form data using JavaScript/jQuery? - GeeksforGeeks	03 Aug, 2021 The serializeArray() method creates an array of objects (name and value) by serializing form values. This method can be used to get the form data. Syntax: $(selector).serializeArray() Parameter: It does not accept any parameter. Return Value: It returns all the value that is inside the inputs fields. Examp...	[ { "code": null, "e": 24443, "s": 24415, "text": "\n03 Aug, 2021" }, { "code": null, "e": 24590, "s": 24443, "text": "The serializeArray() method creates an array of objects (name and value) by serializing form values. This method can be used to get the form data." }, { "c...
How to get specific columns in SQLAlchemy with filter? - GeeksforGeeks	04 Jan, 2022 In this article, we will see how to query and select specific columns using SQLAlchemy in Python. For our examples, we have already created a Students table which we will be using: Students Table To select specific column in SQLAlchemy Syntax: sqlalchemy.select(*entities) entities: Entities to SELECT from....	[ { "code": null, "e": 24212, "s": 24184, "text": "\n04 Jan, 2022" }, { "code": null, "e": 24310, "s": 24212, "text": "In this article, we will see how to query and select specific columns using SQLAlchemy in Python." }, { "code": null, "e": 24393, "s": 24310, "...
crypto.randomBytes() Method in Node.js	The crypto.randomBytes() generates cyprtographically strong pseudo-random data. This method will not be completed until there is sufficient entropy in the bytes created. But even after this it does not takes more than a few milliseconds. This method basically creates a few random bytes which are further used. crypto.ra...	[ { "code": null, "e": 1373, "s": 1062, "text": "The crypto.randomBytes() generates cyprtographically strong pseudo-random data. This method will not be completed until there is sufficient entropy in the bytes created. But even after this it does not takes more than a few milliseconds. This method bas...
What is a JavaScript call() Method?	JavaScript call() method is used to call a function with another object as the first argument. You can try to run the following code to learn how to implement call() method in JavaScript − <html> <head> <script> var person = { Name:"John", Department: "Finance", ful...	[ { "code": null, "e": 1157, "s": 1062, "text": "JavaScript call() method is used to call a function with another object as the first argument." }, { "code": null, "e": 1251, "s": 1157, "text": "You can try to run the following code to learn how to implement call() method in JavaSc...
Addition of tuples in Python	When it is required to add the tuples, the 'amp' and lambda functions can be used. The map function applies a given function/operation to every item in an iterable (such as list, tuple). It returns a list as the result. Anonymous function is a function which is defined without a name. In general, functions in Python ar...	[ { "code": null, "e": 1145, "s": 1062, "text": "When it is required to add the tuples, the 'amp' and lambda functions can be used." }, { "code": null, "e": 1282, "s": 1145, "text": "The map function applies a given function/operation to every item in an iterable (such as list, tup...
Array - GeeksforGeeks	06 May, 2017 A program P reads in 500 integers in the range [0..100] representing the scores of 500 students. It then prints the frequency of each score above 50. What would be the best way for P to store the frequencies? (GATE CS 2005) An array of 50 numbers An array of 100 numbers An array of 500 numbers A dynami...	[ { "code": null, "e": 41092, "s": 41064, "text": "\n06 May, 2017" }, { "code": null, "e": 41317, "s": 41092, "text": "A program P reads in 500 integers in the range [0..100] representing the scores of 500 students. It then prints the frequency of each score above 50. What would be...
Understanding ReLU: The Most Popular Activation Function in 5 Minutes! \| by Bharath K \| Towards Data Science	Activation functions in neural networks and deep learning play a significant role in the ignition of the hidden nodes to produce a more desirable output. The main purpose of the activation function is to introduce the property of non-linearity into the model. In artificial neural networks, the activation function of a ...	[ { "code": null, "e": 431, "s": 171, "text": "Activation functions in neural networks and deep learning play a significant role in the ignition of the hidden nodes to produce a more desirable output. The main purpose of the activation function is to introduce the property of non-linearity into the mo...
How to change Button Border in Java Swing	For Button border, use createLineBorder() method in Java, which allows you to set the color of the Border as well: JButton button = new JButton("Demo Button!"); Border border = BorderFactory.createLineBorder(Color.BLUE); The following is an example to change button border in Java: import java.awt.BorderLayout; import j...	[ { "code": null, "e": 1177, "s": 1062, "text": "For Button border, use createLineBorder() method in Java, which allows you to set the color of the Border as well:" }, { "code": null, "e": 1283, "s": 1177, "text": "JButton button = new JButton(\"Demo Button!\");\nBorder border = Bo...
Computer Programming - Loops	Let's consider a situation when you want to print Hello, World! five times. Here is a simple C program to do the same − #include <stdio.h> int main() { printf( "Hello, World!\n"); printf( "Hello, World!\n"); printf( "Hello, World!\n"); printf( "Hello, World!\n"); printf( "Hello, World!\n"); } When the a...	[ { "code": null, "e": 2260, "s": 2140, "text": "Let's consider a situation when you want to print Hello, World! five times. Here is a simple C program to do the same −" }, { "code": null, "e": 2450, "s": 2260, "text": "#include <stdio.h>\n\nint main() {\n printf( \"Hello, World!...
Are you still not using Version Control for Data? \| by Roman Orac \| Towards Data Science	Recently, in a company meeting, one of my colleagues asked: Do we use some kind of version control for data? I gave him an astonished look. Do you mean version control for code? No for data, my colleague insisted. I never heard or thought about version control for data, but it got me thinking so I did a bit of research...	[ { "code": null, "e": 557, "s": 172, "text": "Recently, in a company meeting, one of my colleagues asked: Do we use some kind of version control for data? I gave him an astonished look. Do you mean version control for code? No for data, my colleague insisted. I never heard or thought about version co...
How to check the version of ReactJS ? - GeeksforGeeks	30 Sep, 2021 React is a Javascript front-end library that is used to build single-page applications (SPA). If we want to know which react version we are using to build a project then there are some easy ways to find it. In this article, we are going to discuss three ways to find out the React version. Using package.jso...	[ { "code": null, "e": 24812, "s": 24784, "text": "\n30 Sep, 2021" }, { "code": null, "e": 25019, "s": 24812, "text": "React is a Javascript front-end library that is used to build single-page applications (SPA). If we want to know which react version we are using to build a projec...
Laravel - Quick Guide	Laravel is an open-source PHP framework, which is robust and easy to understand. It follows a model-view-controller design pattern. Laravel reuses the existing components of different frameworks which helps in creating a web application. The web application thus designed is more structured and pragmatic. Laravel offers...	[ { "code": null, "e": 2778, "s": 2472, "text": "Laravel is an open-source PHP framework, which is robust and easy to understand. It follows a model-view-controller design pattern. Laravel reuses the existing components of different frameworks which helps in creating a web application. The web applica...
How to link jQuery from my local machine?	You can add jQuery using CDN or through downloading it on local machine. For Local Installation, download jQuery library on your local machine and include it in your HTML code. The following are the steps: Go to the jQuery website to download the latest version available. Now put downloaded jquery-3.2.1.min.js file in ...	[ { "code": null, "e": 1268, "s": 1062, "text": "You can add jQuery using CDN or through downloading it on local machine. For Local Installation, download jQuery library on your local machine and include it in your HTML code. The following are the steps:" }, { "code": null, "e": 1335, ...
Converting Medium Posts to Markdown for Your Blog \| by Will Koehrsen \| Towards Data Science	If like me, you got your start blogging on Medium, but also want to build your own website to display your articles, you’ll need a way to move articles from Medium to the Markdown language. Markdown is a lightweight language meant to be converted into HTML for the web, and there are several tools that allow you to go f...	[ { "code": null, "e": 545, "s": 172, "text": "If like me, you got your start blogging on Medium, but also want to build your own website to display your articles, you’ll need a way to move articles from Medium to the Markdown language. Markdown is a lightweight language meant to be converted into HTM...